One in Messiah Congregation
Yehovah has His own calendar
We are now in: 7th month called ha Ethanim not Tishri
It is the 7th month, not new year, Rosh Hashanah
1 Kgs. 8  And all the men of Israel assembled themselves unto king Solomon at the feast in the month (ha) Ethanim, which is the seventh month.
A part of 2017 September / October
http://oneinmessiah.net/Bul.htm- 8th month is called Bool, not Cheshvan or Mar Cheshvan